Some grape-scented compounds repel mosquitoes
Molecules drive bugs away as well as DEET does
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2013/10/ls_Kain-mosquito-repellent-supplemental-data-9.jpg?fit=860%2C460&ssl=1)
A screen coated with the compound MDA (methyl N,N-dimethyl anthranilate), bottom, keeps female mosquitoes at bay. The chemical smells like grapes and is deemed safe for humans.
P. Kain et al/Nature 2013